LANG, A.; Ph.D., Prof. - Plant Res. Lab., Michigan State Univ., EAST LANSING, MI 48824, USA 

 a Physiology of flowering. Nicotiana spp., Hyoscyamus niger (Solanaceae) and other plants 

 LANGMAN J • M.D., Ph.D., Prof. - Dept. of Anat., Med. Ctr., Univ. of Virginia, Box 439, 



CHARLOTTESVILLE, VA 22908, USA 

 a Brain development under normal and abnormal conditions. Chicken, (Rodentia) 

 b Role of surface coat in fusion processes. Mouse 

 LASEK R J ■ Ph.D., Prof. - Dept. of Anat., Devi. Biol. Ctr., Case Western Reserve Univ., 2119 



Ab'ington Rd ., CLEVELAND, OH 44 1 06 , US A 

 a Proteins associated with growth and development of the axon. Rat 

 LASNITZKI, Ms. I. - Zool. Inst., Univ. of Tokyo, Hongo, Bunkyo-ku, TOKYO, 113 Japan 

 a Tissue interactions in differentiation of prostatic buds in vitro. Mouse, Rat (with T. MIZUNO) 

 LAUDER J M • Ph D - Lab. of Devi. Neurobiol., Dept. of Anat., Sch. of Med., Univ. of North 



Carolina, 111 Swing Bldg. 21 7H, CHAPEL HILL, NC 27514, USA 

 a Effects of hormones (thyroid, glucocorticoids) and neurotransmitters (monoamines) on pre- 



and postnatal brain development. Chicken, Rat • , • 



b Synaptogenesis: development of model systems using hormonal and humoral manipulations in 



cerebellum and hippocampus. Rat o • r.ij 



LAUFER H • Ph.D., Prof. - Biol. Sci. Grp., Sect. Devi. Biol., Univ. of Connecticut, Life Sci. Bldg. 



U-4'2, STORRS, CT 06268, USA 

 a Effects of hormones on gene action as revealed by puffing of polytenic chromosomes. 



Chironomus spec. (Diptera) 

 b Regulation of metamorphosis by hormones. (Crustacea, Insecta) 

 c Regulation of yolk proteins, enzymes, salivary gland secretion proteins, and hemoglobins during 



metamorphosis. Species as b 

 d Hemoglobin synthesis (cytological hybridisation). Species as a 



LaVAlL, J H.; Ph.D. - Dept. of Anat., Univ. of California, SAN FRANCISCO, CA 94143, USA 

 a The retrograde movement of proteins in neurons of the visual system. Chicken 

 b The effect of genetically determined pigmentation on the projections of retinal ganglion cells. 



Mouse 

 LAVARACK, J.O.;Ph.D. - 33 Hokoyd St., KEW, Vict. 3101, Australia 

 a Locomotion of embryonic cells in culture. Chicken 

 LaVELLE, A.; Ph.D., Prof. - Dept. of Anat., Univ. of Ulinois, P.O.Box 6998, CHICAGO, IL 60680, 



USA 

 a Developmental cytology of the neuron, normally and after experimental alterations (axotomy, 



drug treatment, antibrain serum); changes in the nucleolar apparatus and in Nissl substance. 



Mesocricetus auratus (Rodentia) 

 b Protein and antigenic changes in brain and nuclear areas of brain. Same species as a 

 LaVELLE, Ms. F. W.; Ph.D. - Dept. of Anat., Stritch Sch. of Med., Loyola Univ., 2160 S. 1st Ave., 



MAYWOOD, IL 60153, USA 

 a Cytology of various neurons (e.g. cerebellar Purkinje cells and facial motor neurons) in neonates 



after fetal exposure to ethanol. Mesocricetus auratus (Rodentia) 

 b Development in several populations of brain neurons of an intranucleolar body serving as a 



cytological indicator of the balance of protein synthesis/utilisation. Species as a 

 LAYTON, W. M.; M.D., Prof. - Dept. of Anat./Cytol., Dartmouth Med. School, HANOVER, NH 



03755, USA 

 a Teratogenic mechanisms of carbonic anhydrase inhibitors. Mouse, Rat, Mesocricetus auratus 



(Rodentia) 

 b Asymmetry of developmental patterns. Mouse 

 c Genetic determination of situs inversus viscerum. Mouse 

 LEACH, C. M.; Ph.D., Prof. - Dept. of Bot. and Plant Pathol., Oregon State Univ., CORVALLIS, OR 



97331, USA 

 a Light induction of reproduction in phytopathogenic species. (Fungi) 

 b Interaction of light and temperature on the induction of reproduction and spore discharge. 



(Fungi) 

 LEBLOND, C. P.; M.D., Ph.D., Prof. - Dept. of Anat., McGill Univ., 3640 University St., 



MONTREAL, Que. H3A 2B2, Canada 

 a Tooth development as shown by immunodetection of the various types of procollagen. Rat 

 LEE, H. C; Ph.D. - Dept. of Biol. Sci., Hopkins Marine Stat., Stanford Univ., PACIFIC GROVE, CA 



93950 USA 

 a Ionic regulation and control of sperm motility (fluorescent probes used to monitor intracellular 



pH; calcium ion level and transmembrane potential). Lytechinus pictus, Strongylocentrotus 



purpuratus and other spp. (Echinoidea) 

 b Isolation and characterisation of structure and functions of egg plasma membrane. Species as a 

 LEE, H. H.; Ph.D., Prof. - Biol. Dept., Univ. of Toledo, 2801 W. Bancroft St., TOLEDO, OH 43606, 



USA „ . 



a Characterization of cell surface substances responsible for morphogenesis (testicular cells in 



vitro). Chicken 

 b Isolation of steroidogenic cells by sedimentation techniques. Chicken 

 c Differentiation of oocyte membrane with respect to receptors for a maturation-inducing 



substance, 1-methyladenine. (Asteroidea; Echinoidea) 

 d Intermediate(s) in the cytosol fraction after hormonal stimulation responsible for fertilization 



and embryogenesis. (Asteroidea) 

 e Membrane reactions in oocyte maturation and in fertilization. (Echinoidea) 



50 



